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根据哌仑西平及其主要杂质中间体环合物的紫外光谱特征,采用双波长分光光度法不经分离消除了杂质的干扰,并对哌仑西平及其片剂进行了分析。
According to the UV spectral characteristics of pirenzepine and its major impurity intermediates, the interference of impurities was eliminated by double-wavelength spectrophotometry without separation, and pirenzepine and its tablets were analyzed.